From b78b241c2b19eda80f131529b9942c299e634033 Mon Sep 17 00:00:00 2001
From: Florian Obser <florian@cvs.openbsd.org>
Date: Fri, 1 Feb 2013 23:43:34 +0000
Subject: do not leak dn if there is no resolv.conf contents; found by llvm ok
 krw@

---
 sbin/dhclient/dhclient.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'sbin')

diff --git a/sbin/dhclient/dhclient.c b/sbin/dhclient/dhclient.c
index 3a06afa7b2a..4ccb758abe0 100644
--- a/sbin/dhclient/dhclient.c
+++ b/sbin/dhclient/dhclient.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dhclient.c,v 1.221 2013/02/01 20:46:04 florian Exp $	*/
+/*	$OpenBSD: dhclient.c,v 1.222 2013/02/01 23:43:33 florian Exp $	*/
 
 /*
  * Copyright 2004 Henning Brauer <henning@openbsd.org>
@@ -1967,8 +1967,10 @@ resolv_conf_contents(struct option_data  *domainname,
 	if (len > 0 && config->resolv_tail)
 		len += strlen(config->resolv_tail);
 
-	if (len == 0)
+	if (len == 0) {
+		free(dn);
 		return (NULL);
+	}
 
 	len++; /* Need room for terminating NUL. */
 	contents = calloc(1, len);
-- 
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